Yapa, Herat Seneviratne <br/><br/>
අධ්‍යාපන ක්‍රම 
= Adhyapana krama 


 - Colombo  Gunasena  1955 
<br/><br/><label>Subjects--Topical Terms: </label><br/>METHODS OF INSTRUCTION AND STUDY
<br/><br/><label>Dewey Class. No.: </label>371.3